var data = [{
	"name": "常用文件夹",
	"id": "1",
	"alias": "changyong",
	"children": [{
		"name": "所有未读（设置跳转）",
		"id": "11",
		"href": "http://www.layui.com/",
		"alias": "weidu"
	}, {
		"name": "置顶邮件",
		"id": "12"
	}, {
		"name": "标签邮件",
		"id": 13
	}, {
		"name": "收藏内容",
		"id": 14
	}]
}, {
	"name": "我的邮箱",
	"id": 2,
	"spread": true,
	"children": [{
		"name": "QQ邮箱",
		"id": 21,
		"spread": true,
		"children": [{
			"name": "收件箱",
			"id": 211,
			"children": [{
				"name": "所有未读",
				"id": 2111
			}, {
				"name": "置顶邮件",
				"id": 2112
			}, {
				"name": "标签邮件",
				"id": 2113
			}]
		}, {
			"name": "已发出的邮件",
			"id": 212
		}, {
			"name": "垃圾邮件",
			"id": 213
		}]
	}, {
		"name": "阿里云邮",
		"id": 22,
		"children": [{
			"name": "收件箱",
			"id": 221
		}, {
			"name": "已发出的邮件",
			"id": 222
		}, {
			"name": "垃圾邮件",
			"id": 223
		}]
	},{
			"name":"邮箱地址",
			"id":23,
			"children":[{
				"name":"张三",
				"id":224
			}]
		}]
}, {
	"name": "收藏夹",
	"id": 3,
	"alias": "changyong",
	"children": [{
		"name": "爱情动作片",
		"id": 31,
		"alias": "love"
	}, {
		"name": "技术栈",
		"id": 12,
		"children": [{
			"name": "前端",
			"id": 121
		}, {
			"name": "全端",
			"id": 122
		}]
	}]
}]
layui.use(['tree', 'layer'], function() {
	var layer = layui.layer;
	var $ = layui.jquery;

	layui.tree({
		elem: '#demo1' //指定元素
		,target: '_blank' //是否新选项卡打开（比如节点返回href才有效）
		,click: function(item) { //点击节点回调
//			alert(JSON.stringify(item))
			layer.msg(JSON.stringify(item))
			//layer.msg('当前节名称：' + item.name + '<br>全部参数：' + JSON.stringify(item));
		}
		,nodes: data
	});
});